Hamster Run-O-Meter

Component List

Resistors

R1 = 1.8kΩ

R2 = 3.3kΩ

R3,R4,R5,R6,R7,R10 = 4.7kΩ

R8,R9,R11 = 1kΩ

R12,R14 = 470Ω

R13 = 100Ω

P1 = 4.7kΩ preset, horizontal

P2 = 10kΩ preset, horizontal

Capacitors

C1 = 100µF 50V, 3.5mm pitch

C2,C3,C4,C5,C8,C9 = 100nF/50V, X7R, 0.2'' pitch

C6,C7 = 22pF 50V, C0G/NP0, 2.5mm pitch

Semiconductors

IC1 = MC7805

IC2 = PIC18F26K22, programmed, Elektor Store # 180341-41

IC3 = 74HCT14 Schmitt-trigger inverter

IC4 = TLC272CP, double JFET opamp

IC5,IC6* = TCRT5000, IR reflective sensor (not PCB-mounted)

IC5,IC6* = TSOP4838, remote control receiver, 38kHz (not PCB-mounted)

LED1,LED2 = LED, yellow, 3mm

LED3 = LED, red, 3mm

LED4,LED5* = TSUS5400 IR LED (not PCB-mounted)

T1,T2 = BC547C

Miscellaneous

LCD1 = 2x16 character LCD with backlight, Elektor Store # 120061-74

LCD1' = 1x16 way socket, vertical

LCD'' = 1x16 pin header, vertical.

S1 = pushbutton, 24V, 50mA, 6x6 mm

ENC1 = EC12E2424407, incremental rotary encoder with push-switch, 12mm, vertical

X1 = 16MHz quartz crystal

K1 = power supply connector, 1.95mm pin

K2 = 9-pin D-sub PCB-mounting connector, female

K3 * = 6-pin pinheader, 0.1'' pitch

IC socket, DIP-28, small (IC2)

IC socket, DIP-14 (IC3)

IC socket, DIP-8 (IC4)

9-pin D-sub connector, male, cable mounting

Standoff with bolt M3 x 10 mm

Bolt, M3 x 5 mm

Spring washer, M3

Nut, M3

PCB, Elektor Store # 180431-1 V1.1

* = see text